Skip to main content
share Share
favorite Favorite

97
RESULTS

Media Type
97
texts
Availability
97
Always Available
Year
2
1969
2
1965
2
1963
2
1961
2
1958
2
1957
More right-solid
Topics & Subjects
53
Coal mines and mining
44
coal mines and mining
44
mineral industries
36
anthracite coal
20
Mineral industries
20
Pennsylvania. Dept. of Mines
More right-solid
Collection
Creator
27
pennsylvania. inspectors of mines
20
pennsylvania. department of mines and mineral industries
20
pennsylvania. dept. of mines
15
pennsylvania. department of mines
9
pennsylvania. department of environmental resources
6
pennsylvania. bureau of mines
More right-solid
Language
97
English
SHOW DETAILS
up-solid down-solid